Perched on top of Santorini's sheer cliffs is a world-famous tourist industry worth millions. Underneath is the fizzing risk ...

Perched on top of Santorini's sheer cliffs is a world-famous tourist industry worth millions. Underneath is the fizzing risk of an almighty explosion. A huge ancient eruption created the dreamy ...

A curated list of the best new movies streaming in April, from Nicole Kidman's "Babygirl" to Viola Davis' "G20." ...

Prof Isobel Yeo, an expert on highly dangerous submarine volcanoes with Britain's National Oceanography Centre, is leading the mission. Around two-thirds of the world's volcanoes are underwater ...

From the Bermuda Triangle to Antarctica's Blood Falls, we look at mysterious sites and stories from around the world.

There are increasingly long patrols underwater, with sailors cut off from contact with loved ones for months. HMS Vanguard, one of the nuclear-armed submarines, returned to the Clyde in March ...